Finding the Fourth Proportional to 7,680,650.96, 10,599,693 and 4,242,864.08
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Solution
The fourth proportional to 7,680,650.96, 10,599,693 and 4,242,864.08 is: 5,855,370.45
Step by Step Solution
- Step 1: Write the proportion equation
7,680,650.96 : 10,599,693 = 4,242,864.08 : x - Step 2: Convert to fraction form
7,680,650.96/10,599,693 = 4,242,864.08/x - Step 3: Cross multiply
7,680,650.96x = 10,599,693 × 4,242,864.08 - Step 4: Simplify right side
7,680,650.96x = 44,973,056,688,727.44 - Step 5: Solve for x
x = 44,973,056,688,727.44/7,680,650.96 - Step 6: Final answer
x = 5,855,370.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.